[Q] [CM12] USB Audio upconversion and skipping - ONE Q&A, Help & Troubleshooting

I know CM12 is still in alpha/dev status and so on, but I have not seen any commits or anything talking about this specific issue and I am afraid it will never get fixed. When using DAC with CM12 since 2 weeks back:
ALL audio is outputted to USB at 24bit regardless of the original source file. this means that even if I am playing youtube (128bit lossy audio) DAC reports getting 24bit/96Khz audio signal.
Skipping with all media audio. this is horrible enough to deafen me at times, makes listening to music via USB completely useless.
Can someone tell me how to report this to CM12 so I know that someone knows this is an issue, or a workaround?

Related

[Q] Audio output problem with the new firmware

Hi all,
I updated to the new .13 firmware yesterday. Everything seems fine except one little problem. The audio output sometimes just don't obey the headphone jack status. There was one time audio was playing through both the speakers and the headphone. Also, after a long sleep, there is no audio output.
Sometimes the music app plays music on it own, or stop music on it own. Really annoying bug.
Does anyone experience similar hick up?
Thanks
I just updated my dock firmware and also don't have any audio coming out if the speakers. I've yet to try a reboot because I'm about to pass out lol...but hopefully Asus knows and will put a fix out soon
Sent from my EVO
having the same problem with my system after the update, keyboard/keypad/wifii work well, but low audio or no audio at times.

[Q] With HDMI - audio headphone jack disabled

After plugging in the HDMI adapter to my projector, I notice that my SG3 audio jack is disabled. It looks like the only way to get audio is via bluetooth. Can anyone confirm this? Is there a software fix to get the headphone jack activated again?
Also, using bluetooth, the audio is not synched - I presume due to latency issues. If I have to use bluetooth, is there a way to sync the audio and video? I know there are programs which can re-sync the audio / video in the mp4 file, but this is a hassle. My projector does not have audio out, so I am stuck having to get sound through bluetooth.

[Q] Bluetooth A2DP bad sound quality

Everyday when I drive to work I use my phone to stream music to my radio over bluetooth. Now when I tried it with my new Moto G I have problem with sound quality. The sound is somewhat distorted, metal sounding with plenty of compression artifacts. I tried to reconnect the phone, unpair and pair it again. I even tried different players and disabled all equalizer effects without any success. My previous phone Huawei G300 with ICS was plaing music flawlessly. Now when I connected phone to my PC over the bluetooth the sound was just fine. Anybody else experienced this problem? Is there any way to fix it? I searched the web and it seems that many users had smilar issue with A2DP running different versions of Jellybean.
No problems with a2dp here on 2 different receiver devices, so sorry. Running the MG with 4.3
Damn, so it has to be some compatibility issue with my car radio and this phone. Too bad Will try to resolve it somehow. Thanks.
Maybe the Moto G also have a low bitpol (bitrate) value for the SBC codec? When used with a compatible BT receiver that accepts MP3, it will sound fine whereas transcoding a loosy format to SBC at a even lower bitrate will cause audible audio artefacts.
I'm thinking of getting these small 30 pin Apple/iPod dock BT receiver which I suspect may only implement the bare minimum of A2DP : SBC codec, so if the Moto G is plagued by the low bitpol setting then I'll forget this idea lol

[Q] 2-3 second bluetooth audio lag/delay

Does anyone else experience bluetooth audio lag or delay? When my n5 is paired to my car (2010 Mazda 3), my music doesn't play through my speakers until about 3 seconds later. Audio for movies and videos and games are the same way, so they're out of sync. If I run the Audio Router app (forces audio to be played thru mono "headset mode" [not sure if that's what that's called]) then the lag/delay disappears and everything is fine, except that the audio is now playing at the lower headset bitrate and is mono.
So far, my car is the only thing I have to pair my phone with so I don't know if it's the car or the phone. But, I've only experienced this problem on 4.4 roms. 4.2 was fine, no audio lag at all. Every single 4.4 rom I've used has this problem (cm, aokp, pa, slim, pac, and stock).
The only patch I can think of for movies is to find a player that can allow me to offset the audio (like VLC on Windows does), but I haven't found one that supports that.
Any ideas?
cnstarz said:
Does anyone else experience bluetooth audio lag or delay? When my n5 is paired to my car (2010 Mazda 3), my music doesn't play through my speakers until about 3 seconds later. Audio for movies and videos and games are the same way, so they're out of sync. If I run the Audio Router app (forces audio to be played thru mono "headset mode" [not sure if that's what that's called]) then the lag/delay disappears and everything is fine, except that the audio is now playing at the lower headset bitrate and is mono.
So far, my car is the only thing I have to pair my phone with so I don't know if it's the car or the phone. But, I've only experienced this problem on 4.4 roms. 4.2 was fine, no audio lag at all. Every single 4.4 rom I've used has this problem (cm, aokp, pa, slim, pac, and stock).
The only patch I can think of for movies is to find a player that can allow me to offset the audio (like VLC on Windows does), but I haven't found one that supports that.
Any ideas?
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It is an issue with the link to your car. I get the same thing between all my Android devices and one particular Bluetooth device, my context is different using Chromecast to see on TV the picture but hear on bluetooth off my handset the audio, I've tried N4, N7 2012, N7 2013, N10. The only fix in my context is HDMI off the N10 (so in N5 it would be Slimport) and bluetooth off the handset.
For your car, does it have a Tape casette player old tech? They used to have an audio-male to casette adaptors, or an audio socket at all, then just male-male cable to the N5?

Galaxy S6 Poor Bluetooth Audio w/ Call Audio Enabled

On my S6, when I am connected to the bluetooth device I have in my truck (Himbox HB01 Plus) that has apt-X, if I have both the Call Audio and Media Audio settings within the Bluetooth profile for that device enabled, the sound through the speakers is extremely poor, like a 32-64kbps stream even though using a 192kbps or higher mp3 and a native player. If I turn off the Call Audio setting, instantly the quality improves drastically to what I would expect it to be. I had a friend try with his Samsung Nexus device and he didn't have any such issue with the same bluetooth device. Prior to the Himbox, I had another bluetooth adapter w/o apt-X in the truck that acted the same which is what prompted me to try the Himbox thinking maybe the S6 needed this codec to stream properly. Unfortunately there was no change.
Does anybody have a similar problem or more importantly a fix? Is this a hardware issue with the phone or if I flash a custom ROM could this fix the problem as it has something to do with the Samsung programming? I didn't have any issues with my S4 and from what I gather researching online it is a S6 & S7 issue. Any suggestions are appreciated!

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